THE 



BERMUDA ISLANDS: 



A CONTRIBUTION TO THE PHYSICAL HISTORY AND ZOOLOGY 



OF THE 



SOMERS ARCHIPELAGO. 



WITH AN EXAMINATION OF THE STRUCTURE OF CORAL REEFS. 



BESEAECHES UNDERTAKEN UNDEB THE AUSPICES OF THE ACADEMY OF 

 NATUBAL SCIENCES OF PHILADELPHIA. 



BY 



ANGELO HEILPRIN, FG.S.A.,F.A.GEOGR. soc., 



Curator-in-Charge of, and Professor of Invertebrate Paleontology at, the Academy of 



Natural Sciences of Philadelphia; Professor of Geology at the Wagner Free 



Institute of Science; Member of the American Philosophical Society, etc. 



WITH ADDITIONS BY 



Prof. J. PLAYFAIR McMuRRicn, Mr. H. A. PILSBRY, Dr. GEORGE 

 MARX, Dr. P. R.^flf3sRr5M-Mr. C. H. BOLLMAN. 



PHILA 



PUBLISHED BY THE AUTHOR. 



ACADEMY OF NATURAL SCIENCES. 

 1889. 



